What is the best way to write a high-converting CTA for sign-up?

The best way to write a high-converting sign-up CTA is to make it clear, benefit-led, and low-friction: use a short action verb, say what the user gets, and avoid vague labels like “Submit.”

What works best

• Use action-oriented, value-driven copy such as “Get my free trial,” “Create my account,” or “Join free.”
• Keep it short and specific; two to five words is a common sweet spot for CTA text.
• Prefer first-person phrasing when it fits, because “Start my free trial” often feels more personal than “Start your free trial.”
• Reduce hesitation by adding a risk-reducer near the button, such as “No credit card required” or “Free to start.”
• Make the CTA visually prominent with strong contrast, enough whitespace, and a thumb-friendly size on mobile.
• Place the CTA above the fold and repeat it after key sections if the page is long.

Simple formula

Verb + outcome + reassurance
Examples:

• Get my free account
• Start free trial
• Join now, no credit card

Quick rules to follow

• Avoid “Submit,” “Register,” and other generic labels.
• Match the CTA to the page’s main value proposition.
• Test the copy first, then placement and design.

If helpful, a few CTA examples can be drafted for your specific product or landing page.